Add dataset bench and validation agents

backend/tests/test_agents.py

@@ -0,0 +1,14 @@
+from app.agents.evaluation_agent import evaluate_project
+from app.agents.validation_agent import validate_project
+
+
+def test_evaluation_agent_returns_checks():
+    result = evaluate_project()
+    assert result["agent"] == "evaluation_suggestion_agent"
+    assert result["checks"]
+
+
+def test_validation_agent_lightweight():
+    result = validate_project(run_build=False)
+    assert result["agent"] == "validation_agent"
+    assert any(item["name"] == "catalog_has_yolo_heatmap" for item in result["checks"])

backend/tests/test_dataset_service.py

@@ -0,0 +1,13 @@
+from app.modules.dataset.service import create_dataset, describe_dataset
+
+
+def test_create_dataset_layout(tmp_path, monkeypatch):
+    from types import SimpleNamespace
+    from app.modules.dataset import service
+
+    monkeypatch.setattr(service, "settings", SimpleNamespace(project_root=tmp_path))
+    created = create_dataset("case 01", "demo")
+    assert created["name"] == "case_01"
+    assert created["counts"] == {"images": 0, "labels": 0, "masks": 0}
+    described = describe_dataset("case_01")
+    assert described["layout"]["images"].endswith("images")